Mainframe Security Analyst

Leidos

. Maintain the mainframe RACF environment and monitor security access patterns .

Posted 9/29/2026full-timeRemote • United StatesMid-LevelSenior💰 $59,150 - $106,925 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in managing mainframe security environments, particularly with IBM RACF and Vanguard Security tools, while ensuring compliance through regular audits and effective communication with stakeholders.

Highest-signal resume keywords

IBM RACF ExpertiseMainframe Security ManagementUser Account AdministrationAudit and Security Review ProcessIncident Ticket System Utilization

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Mainframe SecurityUser Account ManagementSecurity AuditsAccess ControlIncident Management

Soft Skills

Excellent CommunicationAttention to DetailTime ManagementOrganizational SkillsInterpersonal Skills

Tools & Technologies

IBM RACFVanguard Security ToolsIncident Ticket System

Industry Keywords

Government Mainframe SystemsMedical Claims ProcessingCommon Workload File (CWF)Security Access PatternsCMS Programs

About the role

Key responsibilities & impact

Maintain the mainframe RACF environment and monitor security access patterns
Create and delete user accounts on various mainframe systems
Confirm proper permissions are in place to restrict access to sensitive data
Work with the Infrastructure Services provider to ensure security updates are rolled out to various mainframe environments
Serve as the primary point of contact for researching and correcting mainframe security and access-related questions
Provide regular reporting on production and UAT security and identity-management processing issues
Perform regular user and security audits of the mainframe RACF environment
Potentially work on-call shifts to support batch processing and monitoring

Requirements

What you’ll need

BS degree and 4 years of experience; experience may be substituted in lieu of degree
Experience analyzing government mainframe systems
Experience managing mainframe user accounts and security environment for a large government agency supporting medical claims processing and a common workload file (CWF)
Expertise with IBM RACF and Vanguard Security tools
Expertise with mainframe and host based security
Experience with audit and the security review process for RACF
Ability to utilize an incident ticket system to open, resolve, and close tickets and service requests
Excellent communication skills, including the ability to effectively communicate with internal and external customers
Strong industry knowledge to relate to customer needs and resolve customer concerns
Strong focus and attention to detail
Strong work ethic and time management skills
Ability to work with diverse teams and lead meetings
Strong organizational, interpersonal, and analytical skills
Candidates supporting CMS programs must have lived in the United States at least three out of the last five years prior to consideration